Costain, Aitkins and Galliford Try will deliver water and infrastructure works for Unitied Utilities in North West England.

A joint venture involving Galliford Try, Costain and Aitkins has reached financial close on a AMP4 framework agreement for United Utilities.

The joint venture agreement is for a £900m contract to deliver water and infrastructure works in the North West of England over the next five years.

The contract covers about 20% of United Utilities’ £2.9bn AMP4 programme over the next five years.

Costain Group chief executive Stuart Doughty said: “This level of workflow considerably strengthens our long-term order book and is an excellent platform for the future.”